git.sesse.net Git - vlc/blob - src/input/vlm.c

   1 /*****************************************************************************
   2  * vlm.c: VLM interface plugin
   3  *****************************************************************************
   4  * Copyright (C) 2000-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Simon Latapie <garf@videolan.org>
   8  *          Laurent Aimar <fenrir@videolan.org>
   9  *          Gildas Bazin <gbazin@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <vlc_common.h>
  34
  35 #include <stdio.h>
  36 #include <ctype.h>                                              /* tolower() */
  37 #include <assert.h>
  38
  39 #include <vlc_vlm.h>
  40
  41 #ifndef WIN32
  42 #   include <sys/time.h>                                   /* gettimeofday() */
  43 #endif
  44
  45 #ifdef HAVE_TIME_H
  46 #   include <time.h>                                              /* ctime() */
  47 #   include <sys/timeb.h>                                         /* ftime() */
  48 #endif
  49
  50 #include <vlc_input.h>
  51 #include "input_internal.h"
  52 #include <vlc_stream.h>
  53 #include "vlm_internal.h"
  54 #include <vlc_vod.h>
  55 #include <vlc_charset.h>
  56 #include <vlc_sout.h>
  57 #include "../stream_output/stream_output.h"
  58 #include "../libvlc.h"
  59
  60 /*****************************************************************************
  61  * Local prototypes.
  62  *****************************************************************************/
  63
  64 static void vlm_Destructor( vlm_t *p_vlm );
  65 static void* Manage( vlc_object_t * );
  66 static int vlm_MediaVodControl( void *, vod_media_t *, const char *, int, va_list );
  67
  68 /*****************************************************************************
  69  * vlm_New:
  70  *****************************************************************************/
  71 vlm_t *__vlm_New ( vlc_object_t *p_this )
  72 {
  73     vlc_value_t lockval;
  74     vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
  75     char *psz_vlmconf;
  76     static const char vlm_object_name[] = "vlm daemon";
  77
  78     /* Avoid multiple creation */
  79     if( var_Create( p_this->p_libvlc, "vlm_mutex", VLC_VAR_MUTEX ) ||
  80         var_Get( p_this->p_libvlc, "vlm_mutex", &lockval ) )
  81         return NULL;
  82
  83     vlc_mutex_lock( lockval.p_address );
  84
  85     p_vlm = *pp_vlm;
  86     if( p_vlm )
  87     {   /* VLM already exists */
  88         vlc_object_yield( p_vlm );
  89         vlc_mutex_unlock( lockval.p_address );
  90         return p_vlm;
  91     }
  92
  93     msg_Dbg( p_this, "creating VLM" );
  94
  95     p_vlm = vlc_custom_create( p_this, sizeof( *p_vlm ), VLC_OBJECT_GENERIC,
  96                                vlm_object_name );
  97     if( !p_vlm )
  98     {
  99         vlc_mutex_unlock( lockval.p_address );
 100         return NULL;
 101     }
 102
 103     vlc_mutex_init( &p_vlm->lock );
 104     p_vlm->i_id = 1;
 105     TAB_INIT( p_vlm->i_media, p_vlm->media );
 106     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
 107     p_vlm->i_vod = 0;
 108     p_vlm->p_vod = NULL;
 109     vlc_object_attach( p_vlm, p_this->p_libvlc );
 110
 111     if( vlc_thread_create( p_vlm, "vlm thread",
 112                            Manage, VLC_THREAD_PRIORITY_LOW, false ) )
 113     {
 114         vlc_mutex_destroy( &p_vlm->lock );
 115         vlc_object_release( p_vlm );
 116         return NULL;
 117     }
 118
 119     /* Load our configuration file */
 120     psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
 121     if( psz_vlmconf && *psz_vlmconf )
 122     {
 123         vlm_message_t *p_message = NULL;
 124         char *psz_buffer = NULL;
 125
 126         msg_Dbg( p_this, "loading VLM configuration" );
 127         if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) != -1 )
 128         {
 129             msg_Dbg( p_this, psz_buffer );
 130             if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
 131                 msg_Warn( p_this, "error while loading the configuration file" );
 132
 133             vlm_MessageDelete( p_message );
 134             free( psz_buffer );
 135         }
 136     }
 137     free( psz_vlmconf );
 138
 139     vlc_object_set_destructor( p_vlm, (vlc_destructor_t)vlm_Destructor );
 140     *pp_vlm = p_vlm; /* for future reference */
 141     vlc_mutex_unlock( lockval.p_address );
 142
 143     return p_vlm;
 144 }
 145
 146 /*****************************************************************************
 147  * vlm_Delete:
 148  *****************************************************************************/
 149 void vlm_Delete( vlm_t *p_vlm )
 150 {
 151     vlc_value_t lockval;
 152
 153     /* vlm_Delete() is serialized against itself, and against vlm_New().
 154      * This way, vlm_Destructor () (called from vlc_objet_release() above)
 155      * is serialized against setting libvlc_priv->p_vlm from vlm_New(). */
 156     var_Get( p_vlm->p_libvlc, "vlm_mutex", &lockval );
 157     vlc_mutex_lock( lockval.p_address );
 158     vlc_object_release( p_vlm );
 159     vlc_mutex_unlock( lockval.p_address );
 160 }
 161
 162 /*****************************************************************************
 163  * vlm_Destructor:
 164  *****************************************************************************/
 165 static void vlm_Destructor( vlm_t *p_vlm )
 166 {
 167     libvlc_priv (p_vlm->p_libvlc)->p_vlm = NULL;
 168
 169     vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 170     TAB_CLEAN( p_vlm->i_media, p_vlm->media );
 171
 172     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 173     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
 174
 175     vlc_mutex_destroy( &p_vlm->lock );
 176 }
 177
 178 /*****************************************************************************
 179  * vlm_ExecuteCommand:
 180  *****************************************************************************/
 181 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
 182                         vlm_message_t **pp_message)
 183 {
 184     int i_result;
 185
 186     vlc_mutex_lock( &p_vlm->lock );
 187     i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
 188     vlc_mutex_unlock( &p_vlm->lock );
 189
 190     return i_result;
 191 }
 192
 193
 194 int64_t vlm_Date(void)
 195 {
 196 #ifdef WIN32
 197     struct timeb tm;
 198     ftime( &tm );
 199     return ((int64_t)tm.time) * 1000000 + ((int64_t)tm.millitm) * 1000;
 200 #else
 201     struct timeval tv_date;
 202
 203     /* gettimeofday() cannot fail given &tv_date is a valid address */
 204     (void)gettimeofday( &tv_date, NULL );
 205     return (mtime_t) tv_date.tv_sec * 1000000 + (mtime_t) tv_date.tv_usec;
 206 #endif
 207 }
 208
 209
 210 /*****************************************************************************
 211  *
 212  *****************************************************************************/
 213 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
 214                                 const char *psz_id, int i_query, va_list args )
 215 {
 216     vlm_t *vlm = (vlm_t *)p_private;
 217     int i, i_ret;
 218     const char *psz;
 219     int64_t id;
 220
 221     if( !p_private || !p_vod_media )
 222         return VLC_EGENERIC;
 223
 224     vlc_mutex_lock( &vlm->lock );
 225
 226     /* Find media id */
 227     for( i = 0, id = -1; i < vlm->i_media; i++ )
 228     {
 229         if( p_vod_media == vlm->media[i]->vod.p_media )
 230         {
 231             id = vlm->media[i]->cfg.id;
 232             break;
 233         }
 234     }
 235     if( id == -1 )
 236     {
 237         vlc_mutex_unlock( &vlm->lock );
 238         return VLC_EGENERIC;
 239     }
 240
 241     switch( i_query )
 242     {
 243     case VOD_MEDIA_PLAY:
 244         psz = (const char *)va_arg( args, const char * );
 245         i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
 246         break;
 247
 248     case VOD_MEDIA_PAUSE:
 249         i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
 250         break;
 251
 252     case VOD_MEDIA_STOP:
 253         i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
 254         break;
 255
 256     case VOD_MEDIA_SEEK:
 257     {
 258         double d_position = (double)va_arg( args, double );
 259         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position/100.0 );
 260         break;
 261     }
 262
 263     case VOD_MEDIA_REWIND:
 264     {
 265         double d_scale = (double)va_arg( args, double );
 266         double d_position;
 267
 268         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 269         d_position -= (d_scale / 1000.0);
 270         if( d_position < 0.0 )
 271             d_position = 0.0;
 272         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 273         break;
 274     }
 275
 276     case VOD_MEDIA_FORWARD:
 277     {
 278         double d_scale = (double)va_arg( args, double );
 279         double d_position;
 280
 281         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 282         d_position += (d_scale / 1000.0);
 283         if( d_position > 1.0 )
 284             d_position = 1.0;
 285         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 286         break;
 287     }
 288
 289     default:
 290         i_ret = VLC_EGENERIC;
 291         break;
 292     }
 293
 294     vlc_mutex_unlock( &vlm->lock );
 295
 296     return i_ret;
 297 }
 298
 299
 300 /*****************************************************************************
 301  * Manage:
 302  *****************************************************************************/
 303 static void* Manage( vlc_object_t* p_object )
 304 {
 305     vlm_t *vlm = (vlm_t*)p_object;
 306     int i, j;
 307     mtime_t i_lastcheck;
 308     mtime_t i_time;
 309
 310     i_lastcheck = vlm_Date();
 311
 312     while( !vlm->b_die )
 313     {
 314         char **ppsz_scheduled_commands = NULL;
 315         int    i_scheduled_commands = 0;
 316
 317         vlc_mutex_lock( &vlm->lock );
 318
 319         /* destroy the inputs that wants to die, and launch the next input */
 320         for( i = 0; i < vlm->i_media; i++ )
 321         {
 322             vlm_media_sys_t *p_media = vlm->media[i];
 323
 324             for( j = 0; j < p_media->i_instance; )
 325             {
 326                 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
 327
 328                 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
 329                 {
 330                     int i_new_input_index;
 331
 332                     /* */
 333                     i_new_input_index = p_instance->i_index + 1;
 334                     if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
 335                         i_new_input_index = 0;
 336
 337                     /* FIXME implement multiple input with VOD */
 338                     if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
 339                         vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
 340                     else
 341                         vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
 342
 343                     j = 0;
 344                 }
 345                 else
 346                 {
 347                     j++;
 348                 }
 349             }
 350         }
 351
 352         /* scheduling */
 353         i_time = vlm_Date();
 354
 355         for( i = 0; i < vlm->i_schedule; i++ )
 356         {
 357             mtime_t i_real_date = vlm->schedule[i]->i_date;
 358
 359             if( vlm->schedule[i]->b_enabled == true )
 360             {
 361                 if( vlm->schedule[i]->i_date == 0 ) // now !
 362                 {
 363                     vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
 364                     i_real_date = i_time;
 365                 }
 366                 else if( vlm->schedule[i]->i_period != 0 )
 367                 {
 368                     int j = 0;
 369                     while( vlm->schedule[i]->i_date + j *
 370                            vlm->schedule[i]->i_period <= i_lastcheck &&
 371                            ( vlm->schedule[i]->i_repeat > j ||
 372                              vlm->schedule[i]->i_repeat == -1 ) )
 373                     {
 374                         j++;
 375                     }
 376
 377                     i_real_date = vlm->schedule[i]->i_date + j *
 378                         vlm->schedule[i]->i_period;
 379                 }
 380
 381                 if( i_real_date <= i_time && i_real_date > i_lastcheck )
 382                 {
 383                     for( j = 0; j < vlm->schedule[i]->i_command; j++ )
 384                     {
 385                         TAB_APPEND( i_scheduled_commands,
 386                                     ppsz_scheduled_commands,
 387                                     strdup(vlm->schedule[i]->command[j] ) );
 388                     }
 389                 }
 390             }
 391         }
 392         while( i_scheduled_commands )
 393         {
 394             vlm_message_t *message = NULL;
 395             char *psz_command = ppsz_scheduled_commands[0];
 396             ExecuteCommand( vlm, psz_command,&message );
 397
 398             /* for now, drop the message */
 399             vlm_MessageDelete( message );
 400             TAB_REMOVE( i_scheduled_commands,
 401                         ppsz_scheduled_commands,
 402                         psz_command );
 403             free( psz_command );
 404         }
 405
 406         i_lastcheck = i_time;
 407
 408         vlc_mutex_unlock( &vlm->lock );
 409
 410         msleep( 100000 );
 411     }
 412
 413     return NULL;
 414 }
 415
 416 /* New API
 417  */
 418 /*
 419 typedef struct
 420 {
 421     struct
 422     {
 423         int i_connection_count;
 424         int i_connection_active;
 425     } vod;
 426     struct
 427     {
 428         int        i_count;
 429         bool b_playing;
 430         int        i_playing_index;
 431     } broadcast;
 432
 433 } vlm_media_status_t;
 434 */
 435
 436 /* */
 437 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
 438 {
 439     int i;
 440
 441     for( i = 0; i < p_vlm->i_media; i++ )
 442     {
 443         if( p_vlm->media[i]->cfg.id == id )
 444             return p_vlm->media[i];
 445     }
 446     return NULL;
 447 }
 448 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
 449 {
 450     int i;
 451
 452     for( i = 0; i < p_vlm->i_media; i++ )
 453     {
 454         if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
 455             return p_vlm->media[i];
 456     }
 457     return NULL;
 458 }
 459 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
 460 {
 461     int i;
 462
 463     if( !p_cfg || !p_cfg->psz_name ||
 464         !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
 465         return VLC_EGENERIC;
 466
 467     for( i = 0; i < p_vlm->i_media; i++ )
 468     {
 469         if( p_vlm->media[i]->cfg.id == p_cfg->id )
 470             continue;
 471         if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
 472             return VLC_EGENERIC;
 473     }
 474     return VLC_SUCCESS;
 475 }
 476
 477
 478 /* Called after a media description is changed/added */
 479 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
 480 {
 481     vlm_media_t *p_cfg = &p_media->cfg;
 482     /* Check if we need to create/delete a vod media */
 483     if( p_cfg->b_vod )
 484     {
 485         if( !p_cfg->b_enabled && p_media->vod.p_media )
 486         {
 487             p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
 488             p_media->vod.p_media = NULL;
 489         }
 490         else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
 491         {
 492             /* Pre-parse the input */
 493             input_thread_t *p_input;
 494             char *psz_output;
 495             char *psz_header;
 496             char *psz_dup;
 497             int i;
 498
 499             vlc_gc_decref( p_media->vod.p_item );
 500             p_media->vod.p_item = input_ItemNew( p_vlm, p_cfg->ppsz_input[0],
 501                 p_cfg->psz_name );
 502
 503             if( p_cfg->psz_output )
 504             {
 505                 if( asprintf( &psz_output, "%s:description", p_cfg->psz_output )  == -1 )
 506                     psz_output = NULL;
 507             }
 508             else
 509                 psz_output = strdup( "#description" );
 510
 511             if( psz_output && asprintf( &psz_dup, "sout=%s", psz_output ) != -1 )
 512             {
 513                 input_ItemAddOption( p_media->vod.p_item, psz_dup );
 514                 free( psz_dup );
 515             }
 516             free( psz_output );
 517
 518             for( i = 0; i < p_cfg->i_option; i++ )
 519                 input_ItemAddOption( p_media->vod.p_item,
 520                                      p_cfg->ppsz_option[i] );
 521
 522             if( asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name ) == -1 )
 523                 psz_header = NULL;
 524
 525             if( (p_input = input_CreateThreadExtended( p_vlm, p_media->vod.p_item, psz_header, NULL ) ) )
 526             {
 527                 while( !p_input->b_eof && !p_input->b_error )
 528                     msleep( 100000 );
 529
 530                 input_StopThread( p_input );
 531                 vlc_object_release( p_input );
 532             }
 533             free( psz_header );
 534
 535             if( p_cfg->vod.psz_mux )
 536             {
 537                 input_item_t item;
 538                 es_format_t es, *p_es = &es;
 539                 char fourcc[5];
 540
 541                 sprintf( fourcc, "%4.4s", p_cfg->vod.psz_mux );
 542                 fourcc[0] = tolower(fourcc[0]); fourcc[1] = tolower(fourcc[1]);
 543                 fourcc[2] = tolower(fourcc[2]); fourcc[3] = tolower(fourcc[3]);
 544
 545                 /* XXX: Don't do it that way, but properly use a new input item ref. */
 546                 item = *p_media->vod.p_item;
 547                 item.i_es = 1;
 548                 item.es = &p_es;
 549                 es_format_Init( &es, VIDEO_ES, *((int *)fourcc) );
 550
 551                 p_media->vod.p_media =
 552                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, &item );
 553             }
 554             else
 555             {
 556                 p_media->vod.p_media =
 557                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, p_media->vod.p_item );
 558             }
 559         }
 560     }
 561     else
 562     {
 563         /* TODO start media if needed */
 564     }
 565
 566     /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
 567
 568     return VLC_SUCCESS;
 569 }
 570 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
 571 {
 572     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
 573
 574     /* */
 575     if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
 576         return VLC_EGENERIC;
 577     if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
 578         return VLC_EGENERIC;
 579
 580     if( 0 )
 581     {
 582         /* TODO check what are the changes being done (stop instance if needed) */
 583     }
 584
 585     vlm_media_Clean( &p_media->cfg );
 586     vlm_media_Copy( &p_media->cfg, p_cfg );
 587
 588     return vlm_OnMediaUpdate( p_vlm, p_media );
 589 }
 590
 591 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
 592 {
 593     vlm_media_sys_t *p_media;
 594
 595     if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
 596     {
 597         msg_Err( p_vlm, "invalid media description" );
 598         return VLC_EGENERIC;
 599     }
 600     /* Check if we need to load the VOD server */
 601     if( p_cfg->b_vod && !p_vlm->i_vod )
 602     {
 603         p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
 604                                           VLC_OBJECT_GENERIC, "vod server" );
 605         vlc_object_attach( p_vlm->p_vod, p_vlm );
 606         p_vlm->p_vod->p_module = module_Need( p_vlm->p_vod, "vod server", 0, 0 );
 607         if( !p_vlm->p_vod->p_module )
 608         {
 609             msg_Err( p_vlm, "cannot find vod server" );
 610             vlc_object_detach( p_vlm->p_vod );
 611             vlc_object_release( p_vlm->p_vod );
 612             p_vlm->p_vod = 0;
 613             return VLC_EGENERIC;
 614         }
 615
 616         p_vlm->p_vod->p_data = p_vlm;
 617         p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
 618     }
 619
 620     p_media = malloc( sizeof( vlm_media_sys_t ) );
 621     if( !p_media )
 622         return VLC_ENOMEM;
 623     memset( p_media, 0, sizeof(vlm_media_sys_t) );
 624
 625     if( p_cfg->b_vod )
 626         p_vlm->i_vod++;
 627
 628     vlm_media_Copy( &p_media->cfg, p_cfg );
 629     p_media->cfg.id = p_vlm->i_id++;
 630     /* FIXME do we do something here if enabled is true ? */
 631
 632     p_media->vod.p_item = input_ItemNew( p_vlm, NULL, NULL );
 633
 634     p_media->vod.p_media = NULL;
 635     TAB_INIT( p_media->i_instance, p_media->instance );
 636
 637     /* */
 638     TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
 639
 640     if( p_id )
 641         *p_id = p_media->cfg.id;
 642
 643     return vlm_OnMediaUpdate( p_vlm, p_media );
 644 }
 645
 646 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
 647 {
 648     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 649
 650     if( !p_media )
 651         return VLC_EGENERIC;
 652
 653     while( p_media->i_instance > 0 )
 654         vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
 655
 656     if( p_media->cfg.b_vod )
 657     {
 658         p_media->cfg.b_enabled = false;
 659         vlm_OnMediaUpdate( p_vlm, p_media );
 660         p_vlm->i_vod--;
 661     }
 662
 663     vlm_media_Clean( &p_media->cfg );
 664
 665     vlc_gc_decref( p_media->vod.p_item );
 666
 667     TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
 668
 669     free( p_media );
 670
 671     /* Check if we need to unload the VOD server */
 672     if( p_vlm->p_vod && p_vlm->i_vod <= 0 )
 673     {
 674         module_Unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
 675         vlc_object_detach( p_vlm->p_vod );
 676         vlc_object_release( p_vlm->p_vod );
 677         p_vlm->p_vod = NULL;
 678     }
 679     return VLC_SUCCESS;
 680 }
 681
 682 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
 683 {
 684     vlm_media_t **pp_dsc;
 685     int                     i_dsc;
 686     int i;
 687
 688     TAB_INIT( i_dsc, pp_dsc );
 689     for( i = 0; i < p_vlm->i_media; i++ )
 690     {
 691         vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
 692         TAB_APPEND( i_dsc, pp_dsc, p_dsc );
 693     }
 694
 695     *ppp_dsc = pp_dsc;
 696     *pi_dsc = i_dsc;
 697
 698     return VLC_SUCCESS;
 699 }
 700 static int vlm_ControlMediaClear( vlm_t *p_vlm )
 701 {
 702     while( p_vlm->i_media > 0 )
 703         vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
 704
 705     return VLC_SUCCESS;
 706 }
 707 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
 708 {
 709     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 710     if( !p_media )
 711         return VLC_EGENERIC;
 712
 713     *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
 714     return VLC_SUCCESS;
 715 }
 716 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
 717 {
 718     vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
 719     if( !p_media )
 720         return VLC_EGENERIC;
 721
 722     *p_id = p_media->cfg.id;
 723     return VLC_SUCCESS;
 724 }
 725
 726 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
 727 {
 728     int i;
 729
 730     for( i = 0; i < p_media->i_instance; i++ )
 731     {
 732         const char *psz = p_media->instance[i]->psz_name;
 733         if( ( psz == NULL && psz_id == NULL ) ||
 734             ( psz && psz_id && !strcmp( psz, psz_id ) ) )
 735             return p_media->instance[i];
 736     }
 737     return NULL;
 738 }
 739 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
 740 {
 741     vlm_media_instance_sys_t *p_instance = malloc( sizeof(vlm_media_instance_sys_t) );
 742     if( !p_instance )
 743         return NULL;
 744
 745     memset( p_instance, 0, sizeof(vlm_media_instance_sys_t) );
 746
 747     p_instance->psz_name = NULL;
 748     if( psz_name )
 749         p_instance->psz_name = strdup( psz_name );
 750
 751     p_instance->p_item = input_ItemNew( p_vlm, NULL, NULL );
 752
 753     p_instance->i_index = 0;
 754     p_instance->b_sout_keep = false;
 755     p_instance->p_input = NULL;
 756     p_instance->p_sout = NULL;
 757
 758     return p_instance;
 759 }
 760 static void vlm_MediaInstanceDelete( vlm_media_instance_sys_t *p_instance )
 761 {
 762     if( p_instance->p_input )
 763     {
 764         input_StopThread( p_instance->p_input );
 765         p_instance->p_sout = input_DetachSout( p_instance->p_input );
 766         vlc_object_release( p_instance->p_input );
 767     }
 768     if( p_instance->p_sout )
 769         sout_DeleteInstance( p_instance->p_sout );
 770
 771     vlc_gc_decref( p_instance->p_item );
 772     free( p_instance->psz_name );
 773     free( p_instance );
 774 }
 775
 776
 777 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
 778 {
 779     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 780     vlm_media_instance_sys_t *p_instance;
 781     char *psz_log;
 782
 783     if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
 784         return VLC_EGENERIC;
 785
 786     /* TODO support multiple input for VOD with sout-keep ? */
 787
 788     if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
 789         return VLC_EGENERIC;
 790
 791     if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
 792         return VLC_EGENERIC;
 793
 794     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 795     if( !p_instance )
 796     {
 797         vlm_media_t *p_cfg = &p_media->cfg;
 798         int i;
 799
 800         p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
 801         if( !p_instance )
 802             return VLC_ENOMEM;
 803
 804         if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
 805         {
 806             char *psz_buffer;
 807             if( asprintf( &psz_buffer, "sout=%s%s%s",
 808                       p_cfg->psz_output ? p_cfg->psz_output : "",
 809                       (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
 810                       psz_vod_output ? psz_vod_output : "" ) != -1 )
 811             {
 812                 input_ItemAddOption( p_instance->p_item, psz_buffer );
 813                 free( psz_buffer );
 814             }
 815         }
 816
 817         for( i = 0; i < p_cfg->i_option; i++ )
 818         {
 819             if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
 820                 p_instance->b_sout_keep = true;
 821             else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
 822                 p_instance->b_sout_keep = false;
 823             else
 824                 input_ItemAddOption( p_instance->p_item, p_cfg->ppsz_option[i] );
 825         }
 826         TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
 827     }
 828
 829     /* Stop old instance */
 830     if( p_instance->p_input )
 831     {
 832         if( p_instance->i_index == i_input_index &&
 833             !p_instance->p_input->b_eof && !p_instance->p_input->b_error )
 834         {
 835             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
 836                 var_SetInteger( p_instance->p_input, "state",  PLAYING_S );
 837             return VLC_SUCCESS;
 838         }
 839
 840         input_StopThread( p_instance->p_input );
 841         p_instance->p_sout = input_DetachSout( p_instance->p_input );
 842         vlc_object_release( p_instance->p_input );
 843         if( !p_instance->b_sout_keep && p_instance->p_sout )
 844         {
 845             sout_DeleteInstance( p_instance->p_sout );
 846             p_instance->p_sout = NULL;
 847         }
 848     }
 849
 850     /* Start new one */
 851     p_instance->i_index = i_input_index;
 852     input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
 853
 854     if( asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name ) != -1 )
 855     {
 856         p_instance->p_input = input_CreateThreadExtended( p_vlm, p_instance->p_item, psz_log, p_instance->p_sout );
 857         if( !p_instance->p_input )
 858         {
 859             TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 860             vlm_MediaInstanceDelete( p_instance );
 861         }
 862         free( psz_log );
 863     }
 864
 865     return VLC_SUCCESS;
 866 }
 867
 868 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
 869 {
 870     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 871     vlm_media_instance_sys_t *p_instance;
 872
 873     if( !p_media )
 874         return VLC_EGENERIC;
 875
 876     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 877     if( !p_instance )
 878         return VLC_EGENERIC;
 879
 880     TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 881
 882     vlm_MediaInstanceDelete( p_instance );
 883
 884     return VLC_SUCCESS;
 885 }
 886 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
 887 {
 888     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 889     vlm_media_instance_sys_t *p_instance;
 890     int i_state;
 891
 892     if( !p_media )
 893         return VLC_EGENERIC;
 894
 895     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 896     if( !p_instance || !p_instance->p_input )
 897         return VLC_EGENERIC;
 898
 899     /* Toggle pause state */
 900     i_state = var_GetInteger( p_instance->p_input, "state" );
 901     if( i_state == PAUSE_S )
 902         var_SetInteger( p_instance->p_input, "state", PLAYING_S );
 903     else if( i_state == PLAYING_S )
 904         var_SetInteger( p_instance->p_input, "state", PAUSE_S );
 905     return VLC_SUCCESS;
 906 }
 907 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
 908 {
 909     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 910     vlm_media_instance_sys_t *p_instance;
 911
 912     if( !p_media )
 913         return VLC_EGENERIC;
 914
 915     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 916     if( !p_instance || !p_instance->p_input )
 917         return VLC_EGENERIC;
 918
 919     if( pi_time )
 920         *pi_time = var_GetTime( p_instance->p_input, "time" );
 921     if( pd_position )
 922         *pd_position = var_GetFloat( p_instance->p_input, "position" );
 923     return VLC_SUCCESS;
 924 }
 925 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
 926 {
 927     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 928     vlm_media_instance_sys_t *p_instance;
 929
 930     if( !p_media )
 931         return VLC_EGENERIC;
 932
 933     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 934     if( !p_instance || !p_instance->p_input )
 935         return VLC_EGENERIC;
 936
 937     if( i_time >= 0 )
 938         return var_SetTime( p_instance->p_input, "time", i_time );
 939     else if( d_position >= 0 && d_position <= 100 )
 940         return var_SetFloat( p_instance->p_input, "position", d_position );
 941     return VLC_EGENERIC;
 942 }
 943
 944 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
 945 {
 946     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 947     vlm_media_instance_t **pp_idsc;
 948     int                              i_idsc;
 949     int i;
 950
 951     if( !p_media )
 952         return VLC_EGENERIC;
 953
 954     TAB_INIT( i_idsc, pp_idsc );
 955     for( i = 0; i < p_media->i_instance; i++ )
 956     {
 957         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
 958         vlm_media_instance_t *p_idsc = vlm_media_instance_New();
 959
 960         if( p_instance->psz_name )
 961             p_idsc->psz_name = strdup( p_instance->psz_name );
 962         if( p_instance->p_input )
 963         {
 964             p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
 965             p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
 966             p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
 967             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
 968                 p_idsc->b_paused = true;
 969             p_idsc->i_rate = var_GetInteger( p_instance->p_input, "rate" );
 970         }
 971
 972         TAB_APPEND( i_idsc, pp_idsc, p_idsc );
 973     }
 974     *ppp_idsc = pp_idsc;
 975     *pi_instance = i_idsc;
 976     return VLC_SUCCESS;
 977 }
 978
 979 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
 980 {
 981     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 982
 983     if( !p_media )
 984         return VLC_EGENERIC;
 985
 986     while( p_media->i_instance > 0 )
 987         vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
 988
 989     return VLC_SUCCESS;
 990 }
 991
 992 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
 993 {
 994     while( p_vlm->i_schedule > 0 )
 995         vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
 996
 997     return VLC_SUCCESS;
 998 }
 999
1000 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
1001 {
1002     vlm_media_t *p_dsc;
1003     vlm_media_t **pp_dsc;
1004     vlm_media_t ***ppp_dsc;
1005     vlm_media_instance_t ***ppp_idsc;
1006     const char *psz_id;
1007     const char *psz_vod;
1008     int64_t *p_id;
1009     int64_t id;
1010     int i_int;
1011     int *pi_int;
1012
1013     int64_t *pi_i64;
1014     int64_t i_i64;
1015     double *pd_double;
1016     double d_double;
1017
1018     switch( i_query )
1019     {
1020     /* Media control */
1021     case VLM_GET_MEDIAS:
1022         ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1023         pi_int = (int *)va_arg( args, int * );
1024         return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1025
1026     case VLM_CLEAR_MEDIAS:
1027         return vlm_ControlMediaClear( p_vlm );
1028
1029     case VLM_CHANGE_MEDIA:
1030         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1031         return vlm_ControlMediaChange( p_vlm, p_dsc );
1032
1033     case VLM_ADD_MEDIA:
1034         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1035         p_id = (int64_t*)va_arg( args, int64_t * );
1036         return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1037
1038     case VLM_DEL_MEDIA:
1039         id = (int64_t)va_arg( args, int64_t );
1040         return vlm_ControlMediaDel( p_vlm, id );
1041
1042     case VLM_GET_MEDIA:
1043         id = (int64_t)va_arg( args, int64_t );
1044         pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1045         return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1046
1047     case VLM_GET_MEDIA_ID:
1048         psz_id = (const char*)va_arg( args, const char * );
1049         p_id = (int64_t*)va_arg( args, int64_t * );
1050         return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1051
1052
1053     /* Media instance control */
1054     case VLM_GET_MEDIA_INSTANCES:
1055         id = (int64_t)va_arg( args, int64_t );
1056         ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1057         pi_int = (int *)va_arg( args, int *);
1058         return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1059
1060     case VLM_CLEAR_MEDIA_INSTANCES:
1061         id = (int64_t)va_arg( args, int64_t );
1062         return vlm_ControlMediaInstanceClear( p_vlm, id );
1063
1064
1065     case VLM_START_MEDIA_BROADCAST_INSTANCE:
1066         id = (int64_t)va_arg( args, int64_t );
1067         psz_id = (const char*)va_arg( args, const char* );
1068         i_int = (int)va_arg( args, int );
1069         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1070
1071     case VLM_START_MEDIA_VOD_INSTANCE:
1072         id = (int64_t)va_arg( args, int64_t );
1073         psz_id = (const char*)va_arg( args, const char* );
1074         i_int = (int)va_arg( args, int );
1075         psz_vod = (const char*)va_arg( args, const char* );
1076         if( !psz_vod )
1077             return VLC_EGENERIC;
1078         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1079
1080     case VLM_STOP_MEDIA_INSTANCE:
1081         id = (int64_t)va_arg( args, int64_t );
1082         psz_id = (const char*)va_arg( args, const char* );
1083         return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1084
1085     case VLM_PAUSE_MEDIA_INSTANCE:
1086         id = (int64_t)va_arg( args, int64_t );
1087         psz_id = (const char*)va_arg( args, const char* );
1088         return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1089
1090     case VLM_GET_MEDIA_INSTANCE_TIME:
1091         id = (int64_t)va_arg( args, int64_t );
1092         psz_id = (const char*)va_arg( args, const char* );
1093         pi_i64 = (int64_t*)va_arg( args, int64_t * );
1094         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1095     case VLM_GET_MEDIA_INSTANCE_POSITION:
1096         id = (int64_t)va_arg( args, int64_t );
1097         psz_id = (const char*)va_arg( args, const char* );
1098         pd_double = (double*)va_arg( args, double* );
1099         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1100
1101     case VLM_SET_MEDIA_INSTANCE_TIME:
1102         id = (int64_t)va_arg( args, int64_t );
1103         psz_id = (const char*)va_arg( args, const char* );
1104         i_i64 = (int64_t)va_arg( args, int64_t);
1105         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1106     case VLM_SET_MEDIA_INSTANCE_POSITION:
1107         id = (int64_t)va_arg( args, int64_t );
1108         psz_id = (const char*)va_arg( args, const char* );
1109         d_double = (double)va_arg( args, double );
1110         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1111
1112     case VLM_CLEAR_SCHEDULES:
1113         return vlm_ControlScheduleClear( p_vlm );
1114
1115     default:
1116         msg_Err( p_vlm, "unknown VLM query" );
1117         return VLC_EGENERIC;
1118     }
1119 }
1120
1121 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1122 {
1123     va_list args;
1124     int     i_result;
1125
1126     va_start( args, i_query );
1127     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1128     va_end( args );
1129
1130     return i_result;
1131 }
1132
1133 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1134 {
1135     va_list args;
1136     int     i_result;
1137
1138     va_start( args, i_query );
1139
1140     vlc_mutex_lock( &p_vlm->lock );
1141     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1142     vlc_mutex_unlock( &p_vlm->lock );
1143
1144     va_end( args );
1145
1146     return i_result;
1147 }